.login-screen { display:flex; align-items:center; justify-content:center; width:100%; min-height:100vh; min-height:100dvh; margin:0; padding:max(20px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(20px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left)); }
.login-card { width:min(100%,440px); padding:28px 24px; border:1px solid var(--line); border-radius:var(--radius-floating); background:var(--surface); }
.login-brand { display:flex; align-items:center; gap:10px; }
.login-screen .brand-badge { flex:0 0 32px; margin:0; }
.login-screen .login-brand h1 { margin:0; font-size:clamp(21px,5.4vw,26px); }
.login-screen .login-brand + p { margin:14px 0 18px; line-height:1.55; }
.login-screen h1 { margin:0 0 12px; font-size:26px; line-height:1.25; }
.login-screen p { color:var(--muted); }
.login-screen button, .login-screen a { display:block; width:100%; min-height:48px; margin-top:12px; padding:12px; border:1px solid var(--line); border-radius:var(--radius-control); font:inherit; font-weight:650; text-align:center; text-decoration:none; }
.login-screen .login-primary { background:var(--accent); color:var(--button-text); }
.login-screen [hidden] { display:none !important; }
.login-screen #login-cancel { width:auto; margin:12px auto 0; padding:8px 16px; border:0; background:transparent; color:var(--muted); font-size:14px; font-weight:500; }
.login-screen a { color:var(--text); background:var(--surface-soft); }
.login-screen .login-fallback { width:fit-content; margin:12px auto; padding:6px 8px; min-height:44px; border:0; background:transparent; color:var(--accent-deep); font-size:14px; font-weight:500; text-decoration:underline; }
.login-note { font-size:13px; line-height:1.6; overflow-wrap:anywhere; }
.login-note:empty { display:none; }
.install-card { position:fixed; z-index:15; left:50%; bottom:calc(92px + env(safe-area-inset-bottom)); transform:translateX(-50%); width:min(calc(100% - 28px),440px); padding:16px; border:1px solid var(--edge-floating); border-radius:var(--radius-floating); background:var(--surface-floating); box-shadow:var(--elevation-floating); backdrop-filter:blur(var(--blur-floating)); -webkit-backdrop-filter:blur(var(--blur-floating)); }
.install-card[hidden], .login-screen[hidden], .connectivity-status[hidden] { display:none; }
.install-card strong { display:block; font-size:15px; }
.install-card p { margin:5px 0 12px; color:var(--muted); font-size:12px; line-height:1.5; }
.install-actions { display:flex; gap:8px; }
.install-actions button { min-height:44px; flex:1; padding:8px; border:1px solid var(--line); border-radius:var(--radius-control); background:var(--surface-soft); color:var(--text); }
.install-actions button:first-child { background:var(--accent); color:var(--button-text); }
.connectivity-status { margin:0 0 12px; padding:10px 12px; border:1px solid var(--line); border-radius:var(--radius-control); background:var(--surface); color:var(--muted); font-size:12px; }
.connectivity-status button { min-height:44px; margin-left:4px; border:0; background:transparent; color:var(--accent-deep); font:inherit; }
.pwa-controls { display:flex; flex-wrap:wrap; gap:8px; margin:16px 0; }
.pwa-controls button { min-height:44px; padding:10px 14px; border:1px solid var(--line); border-radius:var(--radius-control); color:var(--text); background:var(--surface); }
html[data-login="required"] .app-shell { display:none; }
html[data-environment="standalone"] body { min-height:100dvh; }
.pwa-controls { display:flex; flex-direction:column; }
.pwa-controls .profile-install-row { display:flex; align-items:center; gap:12px; width:100%; min-height:80px; padding:16px; border-radius:var(--radius-card); text-align:left; box-shadow:var(--elevation-card); }
.profile-install-row[hidden] { display:none !important; }
.install-row-icon { display:grid; place-items:center; flex:0 0 42px; width:42px; height:42px; border-radius:12px; background:var(--accent-soft); color:var(--accent-deep); }
.install-row-icon svg { width:24px; height:24px; }
.install-row-text { display:grid; gap:3px; flex:1; min-width:0; }
.install-row-text strong { font-size:14px; }
.install-row-text > span { font-size:12px; font-weight:400; color:var(--muted); }
.install-row-chevron { width:18px; height:18px; flex-shrink:0; color:var(--muted); }
.profile-install-row:active { transform:scale(.98); background:var(--surface-soft); }
#ios-install-dialog { padding:24px; }
#install-help-steps { padding:0; list-style:none; counter-reset:install-step; }
#install-help-steps li { position:relative; padding:0 0 20px 42px; min-height:48px; line-height:1.6; counter-increment:install-step; }
#install-help-steps li::before { content:counter(install-step); position:absolute; left:0; top:0; display:grid; place-items:center; width:30px; height:30px; border-radius:50%; background:var(--accent-soft); color:var(--accent-deep); font-weight:700; }
.install-help-done { width:100%; min-height:48px; margin:6px 0 0; border:0; background:var(--accent); color:var(--button-text); }

.login-screen .welcome-card { width:min(100%,960px); display:grid; grid-template-columns:1.1fr 1fr; gap:32px; padding:38px; }
.welcome-copy { min-width:0; }
.login-screen .login-brand { margin-bottom:24px; font-weight:750; color:var(--accent-deep); }
.login-screen #login-title { max-width:15ch; margin:0; font-size:clamp(28px,4vw,42px); line-height:1.12; letter-spacing:-.045em; }
.welcome-benefits { padding-left:20px; margin:20px 0 24px; color:var(--text); line-height:1.8; font-size:14px; }
.welcome-benefits li::marker { color:var(--accent-deep); }
.welcome-actions { display:grid; gap:8px; }
.login-screen .welcome-actions > * { margin:0; }
.welcome-guest-note { font-size:12px; line-height:1.6; margin:12px 0; }
.welcome-visual { display:flex; flex-direction:column; justify-content:center; gap:24px; min-width:0; }
.welcome-illustration { display:block; width:100%; height:auto; object-fit:contain; }
.welcome-transfer { display:flex; align-items:center; gap:16px; border-top:1px solid var(--line); padding-top:20px; }
.welcome-transfer > img { flex-shrink:0; border-radius:8px; background:white; }
.welcome-transfer strong { font-size:13px; }
.welcome-transfer p { font-size:12px; margin:6px 0; }
.domain-copy, .login-screen .domain-copy { display:inline-flex; align-items:center; justify-content:center; gap:10px; width:auto; min-height:44px; padding:10px 12px; margin:6px 0; border:1px solid var(--line); border-radius:12px; color:var(--accent-deep); background:var(--surface-soft); font:inherit; font-size:14px; font-weight:650; }
#install-help-steps strong { display:block; color:var(--text); font-size:15px; line-height:1.5; }
#install-help-steps li p { margin:6px 0 0; font-size:13px; color:var(--muted); line-height:1.65; }
#install-help-steps .domain-copy { margin:12px 0 0; }
.install-iphone-help { border-top:1px solid var(--line); padding-top:16px; margin:0 0 18px; }
.install-iphone-help h3 { font-size:15px; margin:0 0 8px; }
.install-iphone-help p { margin:0; color:var(--muted); font-size:14px; line-height:1.65; }
.install-iphone-help[hidden] { display:none; }
.login-screen .welcome-actions button:not(.login-primary) { background:var(--surface-soft); color:var(--text); }
.app-shell .app-brand .app-kicker { font-size:16px; letter-spacing:0; line-height:1.25; }
.app-shell .brand-badge, .login-screen .brand-badge { flex:0 0 42px; width:42px; height:42px; padding:4px; border-radius:11px; background:color-mix(in srgb,var(--bg) 90%,black); }
.app-shell .brand-badge img, .login-screen .brand-badge img { width:34px; height:34px; object-fit:contain; }
.login-screen .login-brand { font-size:16px; }
@media(min-width:641px) {
  .login-screen .welcome-card { row-gap:0; }
  .welcome-copy, .welcome-visual { display:contents; }
  .welcome-copy > * { grid-column:1; }
  .welcome-copy .login-brand { grid-row:1; }
  .welcome-copy h1 { grid-row:2; }
  .welcome-intro { grid-row:3; }
  .welcome-benefits { grid-row:4; }
  .welcome-actions { grid-row:5; align-self:start; }
  .welcome-guest-note { grid-row:6; }
  .welcome-illustration { grid-column:2; grid-row:1 / 5; align-self:center; }
  .welcome-transfer { grid-column:2; grid-row:5 / 7; align-self:start; align-items:flex-start; padding-top:0; border-top:0; }
  .login-screen[data-pending="true"] .welcome-copy { display:block; }
}
.pwa-controls .profile-install-row { min-height:76px; padding:16px 18px; }
.activity-source-filters { display:flex; flex-wrap:wrap; gap:6px; margin:12px 0; }
.activity-source-filters button { min-height:44px; padding:8px 11px; border:1px solid var(--line); border-radius:12px; background:var(--surface-soft); color:var(--muted); font:inherit; font-size:12px; }
.activity-source-filters button[aria-pressed="true"] { background:var(--accent-soft); border-color:var(--accent-line); color:var(--accent-deep); }
.activity-source-label { color:var(--accent-deep); }
.activity-table { min-width:480px; font-size:12px; }
.activity-table :is(th,td):nth-child(1) { width:12%; }
.activity-table :is(th,td):nth-child(2) { width:25%; }
.activity-table :is(th,td):nth-child(3) { width:43%; }
.activity-table :is(th,td):nth-child(4) { width:20%; white-space:nowrap; }
.quiz-option { transition:background-color var(--duration-control) var(--ease-out), border-color var(--duration-control) var(--ease-out); }
.quiz-answer-feedback { font-size:14px; line-height:1.5; animation-duration:var(--duration-card); animation-timing-function:var(--ease-out); }
@media(prefers-reduced-motion:reduce) { .quiz-option { transition:none; } .quiz-answer-feedback { animation:none; } }
.profile-login-card { margin:14px 0; }
.profile-login-card[hidden] { display:none; }
#profile-login, .login-screen #web-login { display:flex; align-items:center; justify-content:center; gap:12px; }
#profile-login { width:100%; min-height:58px; padding:16px 20px; border:1px solid var(--accent-line); border-radius:18px; background:var(--accent); color:var(--button-text); font:inherit; font-size:16px; font-weight:700; cursor:pointer; transition:filter 160ms ease, transform 160ms ease; }
#profile-login:active { transform:scale(.985); }
#profile-login:focus-visible { outline:3px solid var(--accent-deep); outline-offset:4px; }
@media(hover:hover) { #profile-login:hover { filter:brightness(1.06); } }
.telegram-login-icon { width:24px; height:24px; flex-shrink:0; }
.telegram-login-arrow { width:20px; height:20px; margin-left:auto; flex-shrink:0; }
#profile-login .telegram-login-icon { margin-right:auto; }
.profile-login-card p { margin:9px 12px 0; text-align:center; color:var(--muted); font-size:12px; line-height:1.5; }
@media(prefers-reduced-motion:reduce) { #profile-login { transition:none; } #profile-login:active { transform:none; } }
.login-code { display:block; margin-top:24px; color:var(--accent-deep); font-size:36px; letter-spacing:.15em; font-variant-numeric:tabular-nums; }
.login-screen[data-pending="true"] .welcome-card { width:min(100%,480px); grid-template-columns:1fr; }
.login-screen[data-pending="true"] :is(.welcome-visual,.welcome-benefits,.welcome-intro,.welcome-actions,.welcome-guest-note) { display:none; }
@media(max-width:640px) {
  .login-screen { align-items:flex-start; padding-top:max(20px,env(safe-area-inset-top)); }
  .login-screen .welcome-card { grid-template-columns:1fr; padding:24px 20px; gap:16px; }
  .login-screen .login-brand { margin-bottom:18px; }
  .welcome-visual { gap:0; }
  .welcome-illustration { width:180px; margin:0 auto 8px; }
  .welcome-transfer { padding-top:16px; gap:12px; }
  .welcome-transfer > img { width:96px; height:96px; }
}

/* Quiet feedback on the invitation screen, without moving the layout. */
.login-screen .welcome-actions > *, .login-screen .welcome-transfer .domain-copy { cursor:pointer; }
.login-screen .welcome-actions > *:focus-visible, .login-screen .welcome-transfer .domain-copy:focus-visible { outline:3px solid var(--accent-deep); outline-offset:4px; }
@media(hover:hover) and (pointer:fine) {
  .login-screen .welcome-actions > *:hover, .login-screen .welcome-transfer .domain-copy:hover { filter:brightness(1.07); border-color:var(--accent-deep); box-shadow:0 8px 24px color-mix(in srgb,var(--accent) 15%,transparent); }
}
@media(prefers-reduced-motion:no-preference) {
  .login-screen .welcome-actions > *, .login-screen .welcome-transfer .domain-copy { transition:transform var(--duration-control) var(--ease-out), filter var(--duration-control) ease, box-shadow var(--duration-control) ease; }
  @media(hover:hover) and (pointer:fine) { .login-screen .welcome-actions > *:hover, .login-screen .welcome-transfer .domain-copy:hover { transform:translateY(-2px); } }
  .login-screen .welcome-actions > *:active { transform:scale(.985); }
}

.cursor-glow { position:fixed; left:0; top:0; width:280px; height:280px; pointer-events:none; border-radius:50%; background:radial-gradient(circle,color-mix(in srgb,var(--accent) 9%,transparent),transparent 68%); opacity:0; z-index:100; transition:opacity 180ms ease; }
@media(prefers-reduced-motion:reduce), (hover:none), (pointer:coarse) { .cursor-glow { display:none; } }
.login-screen { caret-color:transparent; }
.login-screen :is(input,textarea,[contenteditable="true"]) { caret-color:auto; }